What is Stock X$\text{'}$s geometric returns if it has the following returns?

Year $18\%$

Year $2-5\%$

Year $310\%$

Year $4-6\%$

Year $515\%$

a$.4\mathrm{.}1\%.$

b$.5\mathrm{.}2\%$

c$.6\mathrm{.}8\%$

d$.8\mathrm{.}5\%$